I am reading the Django for Beginners book to learn deploy django app. From Chapter 3: Pages App, deployment with heroku is taught. However everytime I follow the steps for deployment I get the same error everytime, similar to something shown below with different heroku url.
! [remote rejected] main -> main (pre-receive hook declined)
error: failed to push some refs to 'https://git.heroku.com/afternoon-anchorage-50413.git'